#!/usr/bin/env python3
"""Git/Gitea MCP Server — Browse repos via Gitea API."""
from fastmcp import FastMCP
import httpx, os, base64

GITEA_URL = os.getenv('GITEA_URL', 'https://git.itpropartner.com')
API = f'{GITEA_URL}/api/v1'

mcp = FastMCP('Git/Gitea', version='1.0.0')

async def _get(path: str):
    async with httpx.AsyncClient(verify=False, timeout=15) as c:
        r = await c.get(f'{API}{path}')
        r.raise_for_status()
        return r.json()

@mcp.tool(description='List all public repos on git.itpropartner.com')
async def list_repos() -> str:
    """List all Gitea repos."""
    repos = await _get('/repos/search?limit=50&q=&template=false')
    if isinstance(repos, dict) and 'data' in repos:
        repos = repos['data']
    if not repos:
        return 'No repos found. Gitea may need initial setup at https://git.itpropartner.com'
    lines = [f'{len(repos)} repos:']
    for r in repos[:30]:
        lines.append(f'  {r["full_name"]} — {r.get("description","")} ({r.get("stars_count",0)}★)')
    return '\n'.join(lines)

@mcp.tool(description='Search Gitea repos by name or description')
async def search_repos(query: str) -> str:
    """Search repos."""
    repos = await _get(f'/repos/search?q={query}&limit=20')
    if isinstance(repos, dict) and 'data' in repos:
        repos = repos['data']
    if not repos:
        return f'No repos matching "{query}"'
    lines = [f'Results for "{query}":']
    for r in repos[:20]:
        lines.append(f'  {r["full_name"]} — {r.get("description","")}')
    return '\n'.join(lines)

@mcp.tool(description='Browse files and folders in a Gitea repo')
async def browse_repo(owner: str, repo: str, path: str = '') -> str:
    """List contents of a repo directory."""
    contents = await _get(f'/repos/{owner}/{repo}/contents/{path}')
    if not contents:
        return f'Empty: {owner}/{repo}/{path}'
    lines = [f'{owner}/{repo}/{path or "/"}:']
    for item in contents[:50]:
        typ = '[DIR]' if item['type'] == 'dir' else f'[{item["type"]}]'
        lines.append(f'  {typ} {item["name"]} ({item.get("size",0):,} bytes)')
    return '\n'.join(lines)

@mcp.tool(description='Read a file from a Gitea repo')
async def read_file(owner: str, repo: str, path: str) -> str:
    """Read file contents."""
    data = await _get(f'/repos/{owner}/{repo}/contents/{path}')
    if 'content' in data:
        content = base64.b64decode(data['content']).decode('utf-8', errors='replace')
        return f'{owner}/{repo}/{path} ({data["size"]:,} bytes):\n\n{content[:10000]}'
    return f'Could not read {owner}/{repo}/{path}'

if __name__ == '__main__':
    mcp.run(transport='http', host='0.0.0.0', port=8903, path='/mcp')